import turtle
r = 45
turtle.forward(100)
turtle.left(r)
turtle.forward(50)
turtle.left(r*3)
turtle.forward(100)
turtle.left(r)
turtle.forward(50)
turtle.right(r*3)
turtle.forward(50)
turtle.right(r)
turtle.forward(50)
turtle.right(r)
turtle.forward(100)
turtle.right(r*2)
turtle.forward(50)
turtle.right(r)
turtle.forward(50)
turtle.right(r*3)
turtle.forward(50)
turtle.left(r*2)
turtle.forward(100)

turtle.right(r*3)
turtle.forward(50)
turtle.right(r*3)
turtle.forward(50)
turtle.left(r*2)
turtle.forward(100)
turtle.left(r*2)
turtle.forward(50)
turtle.left(r*3)
turtle.forward(50)







turtle.hideturtle()
turtle.done()